A fire and everything is up in smoke. BTW, there's no way to access a backup if all the paper is burned up.
1. It is easy to loose
The paper-based database can be burned or stolen much more easily than an electronic database.
Hope that helped.
Hope that helped.
Hard to update.
Disadvantages would be that it is very hard to sort out all the information, and you might not be able to search for information.